55505050050063 has 4 divisors (see below), whose sum is σ = 74006733400088. Its totient is φ = 37003366700040.

The previous prime is 55505050050007. The next prime is 55505050050101. The reversal of 55505050050063 is 36005005050555.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 55505050050063 - 2²⁰ = 55505049001487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55505050058063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9250841675008 + ... + 9250841675013.

It is an arithmetic number, because the mean of its divisors is an integer number (18501683350022).

Almost surely, 2^{55505050050063} is an apocalyptic number.

55505050050063 is a deficient number, since it is larger than the sum of its proper divisors (18501683350025).

55505050050063 is a wasteful number, since it uses less digits than its factorization.

55505050050063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18501683350024.

The product of its (nonzero) digits is 281250, while the sum is 39.

The spelling of 55505050050063 in words is "fifty-five trillion, five hundred five billion, fifty million, fifty thousand, sixty-three".